Finding the Fourth Proportional to 8,956,545.57, 13,440,021.84 and 3,768,772.59
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Solution
The fourth proportional to 8,956,545.57, 13,440,021.84 and 3,768,772.59 is: 5,655,348.43
Step by Step Solution
- Step 1: Write the proportion equation
8,956,545.57 : 13,440,021.84 = 3,768,772.59 : x - Step 2: Convert to fraction form
8,956,545.57/13,440,021.84 = 3,768,772.59/x - Step 3: Cross multiply
8,956,545.57x = 13,440,021.84 × 3,768,772.59 - Step 4: Simplify right side
8,956,545.57x = 50,652,385,919,593.36 - Step 5: Solve for x
x = 50,652,385,919,593.36/8,956,545.57 - Step 6: Final answer
x = 5,655,348.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.